Domains with DNS TXT v=spf1 include:_spf.google.com include:_spfprod.ngpvan.com include:mailgun.org ~all

There are 13 domains that have DNS TXT set to v=spf1 include:_spf.google.com include:_spfprod.ngpvan.com include:mailgun.org ~all. The top 13 records ordered by domain rank are listed below.